L 7/30 230 ff 2

L 7/30 230 ff 2 is a ready to install assembly of two voltage limiting SPDs providing two modes of protection, typically installed at the origin of the installation (e.g. in the Main Distribution Board (MDB)) for single-phase 230 V TN-systems, with the following features and benefits:

• Impulse test classification: Test class I and II / Type 1 and 2 (according to IEC/EN 61643-11);• Backup protection is not required with an upstream MCB ≤ 125 A or up to an Isccr ≤ 4 kA rms;• Three colour Status Indicator with progressive indication of remaining performance.